
import 'Definition.dart';

class HistoryMessageParams extends Definition {
  
	int? start_dt;
	int? rid;
	String? category;

  @override
  Map<String, dynamic> toJson() {
    return {
			"start_dt": start_dt,
			"rid": rid,
			"category": category,
    };
  }

  @override
  void fromJson(Map<String, dynamic> json) {
		start_dt = json["start_dt"];
		rid = json["rid"];
		category = json["category"];
  }
  
}
  